openfoam/tutorials/incompressible/pimpleFoam/RAS/rotatingFanInRoom/system/snappyHexMeshDict

140 lines
3.3 KiB
C++

/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: v2106 |
| \\ / A nd | Website: www.openfoam.com |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object snappyHexMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
castellatedMesh true;
snap true;
addLayers false;
geometry
{
AMI.stl{ type triSurfaceMesh; name AMI;}
door.stl{ type triSurfaceMesh; name door;}
fan.stl{ type triSurfaceMesh; name fan;}
outlet.stl{ type triSurfaceMesh; name outlet;}
room.stl{ type triSurfaceMesh; name room;}
desk.stl{ type triSurfaceMesh; name desk;}
}
castellatedMeshControls
{
maxLocalCells 100000;
maxGlobalCells 8000000;
minRefinementCells 0;
maxLoadUnbalance 0.10;
nCellsBetweenLevels 2;
features
(
{ file "AMI.eMesh"; level 2;} // Note: better: level 3
{ file "fan.eMesh"; level 2;} // Note: better: level 3
{ file "door.eMesh"; level 0;}
{ file "outlet.eMesh"; level 0;}
{ file "room.eMesh"; level 0;}
{ file "desk.eMesh"; level 1;}
);
refinementSurfaces
{
AMI
{
level (2 2); // Note: better: levels 3 3
faceType boundary;
cellZone rotatingZone;
faceZone rotatingZone;
cellZoneInside inside;
}
fan{ level (2 2);} // Note: better: levels 3 3
door{ level (0 0);}
outlet{ level (0 0);}
room{ level (0 0);}
desk{ level (1 1);}
}
resolveFeatureAngle 30;
refinementRegions
{
// Note: for better mesh quality utilize this refinement region
// AMI{ mode inside; levels ((1E15 3));}
}
locationInMesh (0.1001 0.001 0.0101);
allowFreeStandingZoneFaces false;
}
snapControls
{
nSmoothPatch 3;
tolerance 4.0;
nSolveIter 300;
nRelaxIter 5;
nFeatureSnapIter 10;
implicitFeatureSnap true;
explicitFeatureSnap false;
multiRegionFeatureSnap true;
}
addLayersControls
{
relativeSizes true;
layers
{
}
expansionRatio 1.0;
finalLayerThickness 0.3;
minThickness 0.1;
nGrow 0;
featureAngle 30;
nRelaxIter 3;
nSmoothSurfaceNormals 1;
nSmoothNormals 3;
nSmoothThickness 10;
maxFaceThicknessRatio 0.5;
maxThicknessToMedialRatio 0.3;
minMedialAxisAngle 90;
nBufferCellsNoExtrude 0;
nLayerIter 50;
}
meshQualityControls
{
maxNonOrtho 65;
maxBoundarySkewness 20;
maxInternalSkewness 4;
maxConcave 80;
minVol 1e-13;
minTetQuality -1;
minArea -1;
minTwist 0.01;
minDeterminant 0.001;
minFaceWeight 0.05;
minVolRatio 0.01;
minTriangleTwist -1;
nSmoothScale 4;
errorReduction 0.75;
relaxed
{
maxNonOrtho 75;
}
}
mergeTolerance 1e-6;
// ************************************************************************* //